746343646 has 8 divisors (see below), whose sum is σ = 1121716440. Its totient is φ = 372438168.

The previous prime is 746343607. The next prime is 746343659. The reversal of 746343646 is 646343647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365556 + ... + 367591.

It is an arithmetic number, because the mean of its divisors is an integer number (140214555).

Almost surely, 2^746343646 is an apocalyptic number.

746343646 is a deficient number, since it is larger than the sum of its proper divisors (375372794).

746343646 is a wasteful number, since it uses less digits than its factorization.

746343646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733658.

The product of its digits is 870912, while the sum is 43.

The square root of 746343646 is about 27319.2907301782. The cubic root of 746343646 is about 907.0814381157.

Subtracting from 746343646 its reverse (646343647), we obtain a palindrome (99999999).

The spelling of 746343646 in words is "seven hundred forty-six million, three hundred forty-three thousand, six hundred forty-six".